Ancestral home of a signer of the Declaration of Independence. The 613-acre estate was occupied by Floyds from 1724 to 1975; furnishing s represent 8 generations. mansion by guided tour only; self-guided tours of grounds, cemetery and out building. The William Floyd Estate's business hours are as followed, 11am - 4:30pm. Fri - Sun. May 29 - Oct 31, grounds open 9am - 4pm. Sat. and Sun. January - May 29.